/Engine/Plugins/Experimental/UserToolBoxCore/Source/UserToolBoxCore/Public/UTBBaseUITab.h
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)() class UUTBSlimHorizontalToolBarTabUI : public [UUTBToolBarTabUI](API\Plugins\UserToolBoxCore\UUTBToolBarTabUI)